Please be aware that [b]CentOS 4[/b] has reached the end of its life. The formal announcement is available to read [url=http://lists.centos.org/pipermail/centos-announce/2012-February/018462.html]here[/url].

There will be no further support available and all users should have made plans to migrate deployed systems to either [url=http://wiki.centos.org/Manuals/ReleaseNotes/CentOS5.8]CentOS 5[/url] or [url=http://wiki.centos.org/Manuals/ReleaseNotes/CentOS6.2]CentOS 6[/url].